package com.feng.store.config;

import com.feng.store.interceptor.LoginInterceptor;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import java.util.ArrayList;
import java.util.List;

/** 处理器拦截器的注册*/
@Configuration
public class LoginInterceptorConfigurer implements WebMvcConfigurer {


   //**配置拦截器 */
    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        //创建自定义拦截器对象
        HandlerInterceptor interceptor=new LoginInterceptor();
        //配置白名单：存放在一个List集合中
        List<String> patterns=new ArrayList<>();
        patterns.add("/bootstrap3/**");
        patterns.add("/css/**");
        patterns.add("/images/**");
        patterns.add("/js/**");
        patterns.add("/web/register.html");
        patterns.add("/web/login.html");
        patterns.add("/web/index.html");
        patterns.add("/web/product.html");
        patterns.add("/users/reg");
        patterns.add("/users/login");
        patterns.add("/districts/**");
        //完成拦截器的注册
     registry.addInterceptor(interceptor)
             .addPathPatterns("/**").
             excludePathPatterns(patterns);//表示要拦截的url是什么
    }
}
